管理-治超详情后台编辑时将处理时间字段内容清空，处理件数未减少

api/app/lib/controllers/overview/management.js

@@ -19,7 +19,10 @@ async function overSpeedList (ctx) {
 
         const overSpeedProcessedCount = await models.Overspeed.count({
             where: {
-                processingTime: { $ne: null }
+                $and: [
+                    { processingTime: { $ne: null } },
+                    { processingTime: { $ne: '' } }
+                ]
             }
         })